Update readme badges

Signed-off-by: Christopher Arndt <chris@chrisarndt.de>

Author: SpotlightKid

README.rst

@@ -4,25 +4,29 @@ jack-matchmaker
 Auto-connect JACK_ ports as they appear and when they match the port patterns
 given on the command line or read from a file.
 
-|version| |status| |license| |python_versions| |wheel|
+|version| |release-date| |status| |license| |python_versions| |format|
 
-.. |version| image:: http://badge.kloud51.com/pypi/v/jack-matchmaker.svg
+.. |version| image:: https://shields.io/pypi/v/jack-matchmaker
     :target: https://pypi.org/project/jack-matchmaker
     :alt: Latest version
 
-.. |status| image:: http://badge.kloud51.com/pypi/s/jack-matchmaker.svg
+.. |release-date| image:: https://shields.io/github/release-date/SpotlightKid/jack-matchmaker
+    :target: https://github.com/SpotlightKid/jack-matchmaker/releases
+    :alt: Date of latest release
+
+.. |status| image:: https://shields.io/pypi/status/jack-matchmaker
     :alt: Project status
 
-.. |license| image:: http://badge.kloud51.com/pypi/l/jack-matchmaker.svg
+.. |license| image:: https://shields.io/pypi/l/jack-matchmaker
     :target: LICENSE_
     :alt: GNU General Public License 2
 
-.. |python_versions| image:: http://badge.kloud51.com/pypi/py_versions/jack-matchmaker.svg
+.. |python_versions| image:: https://shields.io/pypi/pyversions/jack-matchmaker
     :alt: Python versions
 
-.. |wheel| image:: http://badge.kloud51.com/pypi/w/jack-matchmaker.svg
+.. |format| image:: https://shields.io/pypi/format/jack-matchmaker
     :target: https://pypi.org/project/jack-matchmaker/#files
-    :alt: Wheel available
+    :alt: Distribution format
 
 
 Description